<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<form action="">
    <h3>专业</h3>
    <select name="" id="">
        <option value="">语文</option>
        <option value="" selected>数学</option>
    </select>
    <h3>性别</h3>
    <label for="boy">男：</label>
    <input id="boy" type="radio" name="sex">
    <label for="girl">女：</label>
    <input id="girl" type="radio" name="sex" checked>
    <h3>选修课程</h3>
    <label for="meishu">美术：</label>
    <input id="meishu" type="checkbox">
    <label for="taiQuanDao">跆拳道：</label>
    <input id="taiQuanDao" type="checkbox">
</form>

</body>
</html>